Top left: Tanks going into battle

Top right: Men getting artillary

Bottom left: Men waiting in trenches

Bottom centre: Trenches

Bottom right: Men in trenches

Top left: Men in dugouts

Top right: Men on rest

Bottom left: A trench

Bottom centre: Marching into battle

Bottom right: Trenches

Top left: Trenches

Top right: A trench and No Man's Land

Bottom left: Mud in trenches